package com.darchrow.springcloud.controller;

import com.darchrow.springcloud.entities.CommonResult;
import com.darchrow.springcloud.entities.Payment;
import com.darchrow.springcloud.service.PaymentService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.client.discovery.DiscoveryClient;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import java.util.List;

/**
 * @author mdl
 * @date 2020/8/20 9:53
 */
@RestController
@Slf4j
public class PaymentController {

    @Resource
    private PaymentService paymentService;

    @Value("${server.port}")
    private String serverPort;

    @Resource
    private DiscoveryClient discoveryClient;

    @PostMapping(value = "/payment/create")
    public CommonResult create(@RequestBody Payment payment) {
        int result = paymentService.create(payment);
        log.info("****插入结果：" + result);
        if (result > 0) {
            return new CommonResult(200, "插入数据库成功, serverPort: " + serverPort);
        } else {
            return new CommonResult(444, "插入数据库失败", null);
        }
    }

    @GetMapping(value = "/payment/get/{id}")
    public CommonResult<Payment> getPaymentById(@PathVariable("id") Long id) {
        Payment payment = paymentService.getPaymentById(id);
        log.info("****查询结果：" + payment + "哈哈");
        return null != payment ? new CommonResult<>(200, "查询成功, serverPort: " + serverPort, payment)
                : new CommonResult<>(444, "没有对应记录， 查询id：" + id, null);
    }

    @GetMapping(value = "/payment/discovery")
    public Object discovery() {
        List<String> services = discoveryClient.getServices();
        for (String service :
                services) {
            log.info("**** element: " + service);
        }
        List<ServiceInstance> instances = discoveryClient.getInstances("CLOUD-PAYMENT-SERVICE");
        for (ServiceInstance instance :
                instances) {
            log.info(instance.getServiceId() + "\t" + instance.getHost() + "\t" + instance.getPort() + "\t" + instance.getUri());
        }
        return this.discoveryClient;
    }

    @GetMapping(value = "/payment/lb")
    public String port(HttpServletRequest req) {
        String color = req.getParameter("color");
        log.info("******* req param ， color :" + color);
        return serverPort;
    }

    @GetMapping(value = "/payment/feign/timeout")
    public String paymentFeignTimeout() {
        try {
            Thread.sleep(3000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
        return serverPort;
    }

    @GetMapping("/payment/zipkin")
    public String paymentZipkin() {
        return "hi ,i'am paymentzipkin server fall back，welcome to darchrow zone，O(∩_∩)O哈哈~";
    }
}
